<div class="control-group">
  <label class="control-label">Checkbox</label>
  <div class="controls">
    <label class="checkbox">
      <input type="checkbox" value="option1" class="uniform">
      United States </label>
    <label class="checkbox">
      <input type="checkbox" value="option2" class="uniform">
      Japan </label>
    <label class="checkbox">
      <input type="checkbox" value="option3" class="uniform">
      Russia </label>
  </div>
</div>
